Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/04/2025, 11:54

General

  • Target

    setup.exe

  • Size

    45KB

  • MD5

    b377774f8413ba12b5a219c8cdfaa6cc

  • SHA1

    d8a032bfdc48ce26f6251ea03e5d231fdc705037

  • SHA256

    7957c29721571c011f471853a3a8033f4af0c14c724492e87ccfeefa06aebfa2

  • SHA512

    b3f7f1c762217811883383d5ad659f0e41f74ce0055b64e3b5c2c38cf507dac2572e1f0e9deb1511dd8b1b2376e1b4bf8700c5622ad5824a93c9f50cc579b153

  • SSDEEP

    768:MMdhO/poiiUcjlJInXFH9Xqk5nWEZ5SbTDavWI7CPW53b:5w+jjgnVH9XqcnW85SbTGWIfb

Malware Config

Extracted

Family

xenorat

C2

78.56.45.239

Mutex

REPO_57638

Attributes
  • delay

    5000

  • install_path

    appdata

  • port

    1488

  • startup_name

    REPO

Signatures

  • Detect XenoRat Payload 2 IoCs
  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Xenorat family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\setup.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4748
    • C:\Users\Admin\AppData\Roaming\XenoManager\setup.exe
      "C:\Users\Admin\AppData\Roaming\XenoManager\setup.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4500
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "REPO" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB40E.tmp" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4524

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\setup.exe.log

    Filesize

    226B

    MD5

    916851e072fbabc4796d8916c5131092

    SHA1

    d48a602229a690c512d5fdaf4c8d77547a88e7a2

    SHA256

    7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

    SHA512

    07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

  • C:\Users\Admin\AppData\Local\Temp\tmpB40E.tmp

    Filesize

    1KB

    MD5

    2c5b98de34e8228ece345d2dd14c3943

    SHA1

    fe7cbb38178e1639130e65123028041e9f28608d

    SHA256

    366aab4e56302e176927602e25169babbe9e5680431472db640c35919f9169cd

    SHA512

    e9b5d626c704c548f6f644c065e41d67027a5fc6b5d13cd995d0bac94fcca6aa4b9ae9a2c32d2ef3421b85cfb57c8993239f15b4f13dd894b7beffe748c8c27d

  • C:\Users\Admin\AppData\Roaming\XenoManager\setup.exe

    Filesize

    45KB

    MD5

    b377774f8413ba12b5a219c8cdfaa6cc

    SHA1

    d8a032bfdc48ce26f6251ea03e5d231fdc705037

    SHA256

    7957c29721571c011f471853a3a8033f4af0c14c724492e87ccfeefa06aebfa2

    SHA512

    b3f7f1c762217811883383d5ad659f0e41f74ce0055b64e3b5c2c38cf507dac2572e1f0e9deb1511dd8b1b2376e1b4bf8700c5622ad5824a93c9f50cc579b153

  • memory/4500-15-0x00000000744C0000-0x0000000074C70000-memory.dmp

    Filesize

    7.7MB

  • memory/4500-18-0x00000000744C0000-0x0000000074C70000-memory.dmp

    Filesize

    7.7MB

  • memory/4500-19-0x0000000005ED0000-0x0000000005F36000-memory.dmp

    Filesize

    408KB

  • memory/4500-20-0x00000000744C0000-0x0000000074C70000-memory.dmp

    Filesize

    7.7MB

  • memory/4748-0-0x00000000744CE000-0x00000000744CF000-memory.dmp

    Filesize

    4KB

  • memory/4748-1-0x00000000009E0000-0x00000000009F2000-memory.dmp

    Filesize

    72KB